Home / 1,117,842.72-1,542,574.56-608,546.88

Finding the Fourth Proportional to 1,117,842.72, 1,542,574.56 and 608,546.88

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Solution

The fourth proportional to 1,117,842.72, 1,542,574.56 and 608,546.88 is: 839,768.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,842.72 : 1,542,574.56 = 608,546.88 : x
  2. Step 2: Convert to fraction form
    1,117,842.72/1,542,574.56 = 608,546.88/x
  3. Step 3: Cross multiply
    1,117,842.72x = 1,542,574.56 × 608,546.88
  4. Step 4: Simplify right side
    1,117,842.72x = 938,728,935,655.37
  5. Step 5: Solve for x
    x = 938,728,935,655.37/1,117,842.72
  6. Step 6: Final answer
    x = 839,768.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.